Home / 93,557.04-129,065.40-53,790

Finding the Fourth Proportional to 93,557.04, 129,065.40 and 53,790

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Solution

The fourth proportional to 93,557.04, 129,065.40 and 53,790 is: 74,205.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,557.04 : 129,065.40 = 53,790 : x
  2. Step 2: Convert to fraction form
    93,557.04/129,065.40 = 53,790/x
  3. Step 3: Cross multiply
    93,557.04x = 129,065.40 × 53,790
  4. Step 4: Simplify right side
    93,557.04x = 6,942,427,866
  5. Step 5: Solve for x
    x = 6,942,427,866/93,557.04
  6. Step 6: Final answer
    x = 74,205.30

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.